????:1??????????????:???????

2??????????

3????????

4????????150??

5????????

????????6??20??(? ?)?20????,??????,6????19??8??????????????????????20??8???,?,?????????????????????48?79?????????0.03????5.07??

20???8?????????,????????????????????????????????????24?41??0.06????5.07????????????23.24???????????????(????18.5????),?4.74???????????????,??37000??????;?148.40??(??146.0??),???2.40?????,?5420?????,???

?????????,??24????????????????????,??,?????0.2?0.8?????,?1.0????3.0?;??4.0??5.5???(????) ???:???